2005-2009 Buick LaCrosse Long Block Replacement Torque Specs

3.8L V6

Applies to 2005, 2006, 2007, 2008, and 2009 Buick LaCrosse

Labor Time:12 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Cover Bolts	14	19	—
Electrical Connector Bolts	6	8	—
⚠️ Gasket Bolts	17	23	—
⚠️ Gasket Surface Bolts	17	23	Clean mating surfaces
⚠️ Mounting Bolts	40	54	—
Sensor Bolts	9	12	—
Sensor Mounting Bolts	9	12	—

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

2022-2024 GT-Line Dual Motor AWD

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

The primary torque specification for long block replacement on a 2005-2009 Buick LaCrosse is 19 Nm (14 lb-ft).

There are 7 torque specifications for long block replacement on the 2005-2009 Buick LaCrosse 3.8L V6, covering all related fasteners and components.